| 摘要 |
<p>Provides is a synchronous payment system. The system comprises a buyer computer system, a seller computer system, a buyer bank synchronous payment system, a seller bank synchronous payment system and a secure communication network. The buyer operates the buyer bank synchronous payment system to obtain currency to be paid and a buyer password, and the seller obtains currency to be received, a seller password, a weight password and a state password. The buyer transmits the buyer password to the seller after receiving qualified goods, and the seller receives the currency by the buyer password through the seller bank synchronous payment system, or the buyer pays the currency to be paid to the seller to finish payment. On the contrary, the seller transmits the seller password to the buyer after receiving returned goods, and the buyer receives refund by the seller password through the buyer bank synchronous payment system, or the seller pays the currency to be received to the buyer to refund. In the present invention, the currency virtualization and compositing technologies are used for controlling the payment process by the buyer and the seller, and the problem of commodity transaction payment security is solved.</p> |
